Trimethylolpropane triacrylate

Synonyms

TMPTA; 1,3-Propanediol, 2-ethyl-2-(hydroxymethyl)-, triacrylate; 2-Ethyl-2-(hydroxymethyl)-1,3-propanediol triacrylate; Acrylic acid, 1,1,1-(trihydroxymethyl)propane triester; M 309; MFM; NK Ester A TMPT; Ogumont T 200; SR 351; Saret 351; Sartomer SR 351; Setalux UV 2241; Viscoat 295; 2-Ethyl-2-(((1-oxoallyl)oxy)methyl)-1,3-propanediyl diacrylate; 2-Propenoic acid, 1,1'-(2-ethyl-2-(((1-oxo-2-propen-1-yl)oxy)methyl)-1,3-propanediyl) ester; 2-Propenoic acid, 2-ethyl-2-(((1-oxo-2-propenyl)oxy)methyl)-1,3-propanediyl ester; Acrylic acid, triester with 2-ethyl-2-(hydroxymethyl)-1,3-propanediol; [ChemIDplus]

Category

(Meth)acrylates

Description

Liquid; [IUCLID] Colorless liquid with a pungent odor; Hygroscopic; Tan or amber in color if impure; [NTP] Clear or yellow liquid with a pungent odor; [Alfa Aesar MSDS]

Sources/Uses

Used in the chemical industry for synthesis and in the paints, lacquers, and varnishes industry; [IUCLID] Uses based on cross-linking in radiation curing: Making inks and coatings (wood, paper, glass, metal, textiles, vinyl, and other plastics), in coatings, print varnishes, inks, other polymer systems, and in colloidal dispersions for industrial baked goods; Non-radiation curing uses: Paper and wood impregnates, rubber cross-linking, wire and cable extrusion, and anaerobic adhesives; Also used as a chemical intermediate; Present in many consumer products; [NTP]

Comments

Allergic contact dermatitis reported in workers exposed to UV-cured coatings and textile inks; [Kanerva, p. 1745] Labeled in the EU as causing skin and eye irritation with the potential to cause skin sensitization; [IUCLID] May spontaneously polymerize on exposure to heat or light (stabilized with monomethyl ester of hydroquinone); [NTP] Occupational asthma confirmed in a worker exposed for 20 years in a kiosk to a tint containing trimethylolpropane triacrylate from a thermal printer; [Reference #1]

Reference Link #1

Biomedical References

Explanatory Notes

"Danger of sensitization of skin." [MAK] VP < 1.0 mm Hg at 25 deg C; [NTP]

Reference Link #2

must be preheated

1 mg/m3

Yes

Yes

Possible (2b)

Diseases

Occupational diseases associated with exposure to this agent:

• Asthma, occupational
• Contact dermatitis, allergic

Processes

Industrial Processes with risk of exposure:

• Painting (Pigments, Binders, and Biocides)
• Plastic Composites Manufacturing
• Pulp and Paper Processing
• Silk-Screen Printing
• Textiles (Printing, Dyeing, or Finishing)
• Working with Glues and Adhesives